%0 Journal Article %A A. M. Terent'ev %T Conditions for the existence of the Jacobi last factor of a special type %J Differencialʹnye uravneniâ %D 1993 %P 913-915 %V 29 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1993_29_5_a24/ %G ru %F DE_1993_29_5_a24